Enable history and downloads by default, port NewTabUI from DOMUIHost to DOMU...

chrome/browser/safe_browsing/safe_browsing_blocking_page.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Implementation of the SafeBrowsingBlockingPage class.
 
 #include "chrome/browser/safe_browsing/safe_browsing_blocking_page.h"
 
 #include "base/string_util.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 359 matching lines @@
   if (iter != unsafe_resource_map->end() && !iter->second.empty()) {
     NotifySafeBrowsingService(sb_service_, iter->second, false);
     unsafe_resource_map->erase(iter);
   }
 
   // We don't remove the navigation entry if the tab is being destroyed as this
   // would trigger a navigation that would cause trouble as the render view host
   // for the tab has by then already been destroyed.
   if (navigation_entry_index_to_remove_ != -1 && !tab()->is_being_destroyed()) {
     tab()->controller()->RemoveEntryAtIndex(navigation_entry_index_to_remove_,
-                                            NewTabUIURL());
+                                            NewTabUI::GetBaseURL());
     navigation_entry_index_to_remove_ = -1;
   }
   InterstitialPage::DontProceed();
   // We are now deleted.
 }
 
 // static
 void SafeBrowsingBlockingPage::NotifySafeBrowsingService(
     SafeBrowsingService* sb_service,
     const UnsafeResourceList& unsafe_resources,
@@ skipping 38 matching lines @@
   (*unsafe_resource_map)[web_contents].push_back(unsafe_resource);
 }
 
 // static
 bool SafeBrowsingBlockingPage::IsMainPage(
     const UnsafeResourceList& unsafe_resources) {
   return unsafe_resources.size() == 1 &&
          unsafe_resources[0].resource_type == ResourceType::MAIN_FRAME;
 }